BR9504941A - Rotor cover for electric motor - Google Patents

Rotor cover for electric motor

Info

Publication number: BR9504941A
Authority: BR; Brazil
Prior art keywords: electric motor; rotor cover; rotor; cover; motor
Prior art date: 1995-11-13

Application number

BR9504941A

Other languages

Portuguese (pt)

Inventor

Marcos Guilherme Schwarz

Moebius Marcos Romeu

Luiz Von Dokonal

Original Assignee

Brasil Compressores Sa

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1995-11-13

Filing date

1995-11-13

Publication date

1997-10-21

1995-11-13 Application filed by Brasil Compressores Sa filed Critical Brasil Compressores Sa

1995-11-13 Priority to BR9504941A priority Critical patent/BR9504941A/en

1996-10-16 Priority to PCT/BR1996/000047 priority patent/WO1997018613A1/en

1997-10-21 Publication of BR9504941A publication Critical patent/BR9504941A/en

Classifications

- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/278—Surface mounted magnets; Inset magnets

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Permanent Field Magnets Of Synchronous Machinery (AREA)
Iron Core Of Rotating Electric Machines (AREA)

BR9504941A 1995-11-13 1995-11-13 Rotor cover for electric motor BR9504941A (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
BR9504941A BR9504941A (en)	1995-11-13	1995-11-13	Rotor cover for electric motor
PCT/BR1996/000047 WO1997018613A1 (en)	1995-11-13	1996-10-16	A rotor cover for an electric motor

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
BR9504941A BR9504941A (en)	1995-11-13	1995-11-13	Rotor cover for electric motor

Publications (1)

Publication Number	Publication Date
BR9504941A true BR9504941A (en)	1997-10-21

Family

ID=4062708

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9504941A BR9504941A (en)	1995-11-13	1995-11-13	Rotor cover for electric motor

Country Status (2)

Country	Link
BR (1)	BR9504941A (en)
WO (1)	WO1997018613A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE60014780T2 (en)	1999-06-30	2005-03-10	Shin-Etsu Chemical Co., Ltd.	Rare earth based sintered permanent magnet and synchronous motor provided with such a magnet
GB201504283D0 (en) *	2015-03-13	2015-04-29	Rolls Royce Plc	Sleeve for an electrical machine
GB201714242D0 (en)	2017-09-05	2017-10-18	Rolls Royce Plc	Electrical machine rotor
JP2019161861A (en) *	2018-03-13	2019-09-19	本田技研工業株式会社	Rotary electric machine
US12107459B2 (en) *	2022-03-25	2024-10-01	Beta Air Llc	Rotor for an electric aircraft motor comprising a plurality of magnets

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS52144715A (en) *	1976-05-28	1977-12-02	Hitachi Ltd	Cover for reinforing ring-shaped magnet
JPS5846856A (en) *	1981-09-11	1983-03-18	Hitachi Ltd	Permanent magnet rotor
JPH06296336A (en) *	1993-04-06	1994-10-21	Matsushita Electric Ind Co Ltd	Rotor of motor
JPH07284238A (en) *	1994-04-06	1995-10-27	Aichi Emerson Electric Co Ltd	Magnet rotor
JPH0865931A (en) *	1994-08-26	1996-03-08	Hitachi Ltd	Electric motor rotor

1995
- 1995-11-13 BR BR9504941A patent/BR9504941A/en not_active IP Right Cessation
1996
- 1996-10-16 WO PCT/BR1996/000047 patent/WO1997018613A1/en not_active Ceased

Also Published As

Publication number	Publication date
WO1997018613A1 (en)	1997-05-22

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Legal Events

Date	Code	Title	Description
2000-09-12	FF	Decision: intention to grant
2000-12-12	FG9A	Patent or certificate of addition granted
2010-04-06	B24C	Patent annual fee: request for for restoration	Free format text: REFERENTE 9A., 10A., 11A., 12A., 13A., 14A. ANUIDADE.
2013-07-23	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE A 15A, 16A E 17A ANUIDADES CONFORMR ART. 87 DA LPI.